/*
 * Copyright (c) 2008 Kevin Wetzels
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
package be.roam.jindy.ui.pagination;

import java.util.Iterator;

/**
 * Implementation of {@link Iterator} for {@link Page} objects.
 * 
 * @author Kevin Wetzels
 */
public class PageIterator implements Iterator<Page> {

	private Page current;

	public PageIterator(Pagination pagination) {
		current = pagination.getFirst();
	}

	@Override
	public boolean hasNext() {
		return current != null;
	}

	@Override
	public Page next() {
		Page page = current;
		if (current != null) {
			current = current.getNext();
		}
		return page;
	}

	@Override
	public void remove() {
		// Useless in this context
	}

}
